CN205001440U - Bent axle vibration damper - Google Patents
Bent axle vibration damper Download PDFInfo
- Publication number
- CN205001440U CN205001440U CN201520804193.6U CN201520804193U CN205001440U CN 205001440 U CN205001440 U CN 205001440U CN 201520804193 U CN201520804193 U CN 201520804193U CN 205001440 U CN205001440 U CN 205001440U
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- China
- Prior art keywords
- bent axle
- buffer body
- inertia disk
- vibration damping
- axle vibration
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Abstract
The utility model discloses a bent axle vibration damper, it includes: preceding damping assembly, it includes: interior wheel, the front end of bent axle is located to its fixed cover, and the foreign steamer, its cover is located outside the interior wheel, and this foreign steamer with it is equipped with first buffer body to press from both sides between the interior wheel, wherein, this bent axle vibration damper still includes: back damping assembly, it includes: the spider, its fixed cover is located the rear side of interior wheel, the second buffer body, its cover is located on the spider, the inertia dish, its buckle closure in on the second buffer body, and the fixed disk, its buckle closure in on the inertia dish. The utility model discloses a preceding damping assembly mainly used carries out the damping to the torsional oscillation of bent axle, and back damping assembly mainly used carries out the damping to the flexural vibrations of bent axle to realize compound damping, with the damping effect of effective improvement to the bent axle.
Description
Technical field
The utility model relates to vibration damper field, particularly a kind of bent axle vibration damping equipment.
Background technique
Engine crankshaft is very important parts, its manufacturing process is complicated, quality requirement is high, when the engine operates, the vibration of bent axle is mainly the vibration of torsional direction, but also can produce vibration at bending direction, the vibration how reducing bent axle is one of important content of engine crankshaft design.
At present, the conventional means reducing crankshaft vibration is at crankshaft front end mounting dampers, and at present, the vibration damper many of available engine bent axle considers torsional vibration, it carries out the limited efficiency of vibration damping to the coupled vibrations of bending and torsion vibration, does not usually reach the damping requirements of crankshaft system.
The information being disclosed in this background technique part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Model utility content
The purpose of this utility model is to provide a kind of bent axle vibration damping equipment, thus the vibration damper overcoming existing bent axle carries out the shortcoming of the limited efficiency of vibration damping to the coupled vibrations that bending and torsion vibrates.
For achieving the above object, the utility model provides a kind of bent axle vibration damping equipment, and it comprises front damping assembly, and this front damping assembly comprises: interior wheel, and its fixed cover is located at the front end of bent axle; And foreign steamer, its be sheathed on described interior take turns outside, and this foreign steamer and described interior take turns between be folded with the first buffer body; Wherein, this bent axle vibration damping equipment also comprises rear damping assembly, and it comprises: spider, and its fixed cover is located at described interior rear side of taking turns; Second buffer body, it is sheathed on described spider; Inertia disk, its buckle closure is on described second buffer body; And fixed tray, its buckle closure is in described inertia disk.
Preferably, in technique scheme, described first buffer body and the second buffer body are rubber body.
Preferably, in technique scheme, described inertia disk and described interior take turns between inlay card have straight pin.
Preferably, in technique scheme, described second buffer body is circular, and the inwall of this second buffer body is arranged with annular groove; This second buffer body is sheathed on described spider by described annular groove.
Preferably, in technique scheme, described second buffer body is combined by point buffer body of two axial cross sections in " 7 " shape.
Preferably, in technique scheme, the axial cross section of described inertia disk is in " 7 " shape, and the axial cross section of described fixed tray is also in " 7 " shape; The diapire of described inertia disk is fitted on the diapire of the described point of buffer body being positioned at front side, and the sidewall of described inertia disk is fitted on the sidewall of described two points of buffer bodies; The diapire of described fixed tray is fitted on the diapire of the described point of buffer body being positioned at rear side, and the sidewall of described fixed tray is fitted on the sidewall of described inertia disk.
Compared with prior art, the utility model has following beneficial effect:
1, front damping assembly of the present utility model is mainly used in carrying out vibration damping to the torsional vibration of bent axle, and rear damping assembly is mainly used in carrying out vibration damping to the flexure vibrations of bent axle, thus realizes combined vibration-damping, effectively to improve the effectiveness in vibration suppression to bent axle.
2, the second buffer body of the present utility model and inertia disk fasten in " 7 " shape and contact, and its structure is simple, easy to assembly.And the area of contact of inertia disk and the second buffer body is large, can improve effectiveness in vibration suppression of the present utility model further.
Accompanying drawing explanation
Fig. 1 is the structural representation according to the utility model bent axle vibration damping equipment.
Fig. 2 is the structural representation being installed on the front end of bent axle according to the utility model bent axle vibration damping equipment.
Main Reference Numerals illustrates:
Wheel in 1-, 2-foreign steamer, 3-first buffer body, 4-spider, 5-second buffer body, 51-divides buffer body, 6-inertia disk, 7-fixed tray, 8-straight pin, 9-bent axle, 91-timing gear, 92-pressing plate, 93-bolt, 94-taper key, 95-spacer, 96-O shape seal ring.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model not by the restriction of embodiment.
Clearly represent unless otherwise other, otherwise in whole specification and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or constituent element, and do not get rid of other element or other constituent element.
Fig. 1 and Fig. 2 shows the structural representation of the bent axle vibration damping equipment according to the utility model preferred implementation.As depicted in figs. 1 and 2, front damping assembly comprise interiorly take turns 1, foreign steamer 2 and the first buffer body 3, foreign steamer 2 is sheathed on interiorly takes turns outside 1, and foreign steamer 2 and interior take turns 1 between be folded with the first buffer body 3, preferably, the first buffer body 3 is rubber body, and it also can have the material of buffer shock-absorbing effect for other.As shown in Figure 2, the front portion of inside taking turns the endoporus of 1 is greater than rear portion, inside take turns 1 to be located at bent axle 9 front end by the rear sleeve of endoporus, the end of bent axle 9 is fixedly installed a pressing plate 92 by bolt 93, pressing plate 92 is stuck in interior step place of taking turns between the front portion of the endoporus of 1 and rear portion, between bent axle 9 and interior endoporus of taking turns 1, inlay card has taper key 94, to make interiorly to take turns 1 along with bent axle 9 and rotate.Inside take turns 1 rear end and bent axle 9 on timing gear 91 between be provided with spacer 95, be provided with O-ring seals 96 between spacer 95 and bent axle 9.Front damping assembly is mainly used in carrying out vibration damping to the torsional vibration of bent axle 9.
Continue with reference to figure 1 and Fig. 2, rear damping assembly comprises spider 4, second buffer body 5, inertia disk 6 and fixed tray 7, inside take turns 1 and be convexly equipped with an axle journal backward, spider 4 fixed cover is located at and is interiorly taken turns on the axle journal of 1, to take turns 1 rotate along with interior, preferably, inertia disk 5 and interior take turns 1 between inlay card have straight pin 8.Second buffer body 5 is sheathed on spider 4, inertia disk 6 buckle closure is on the second buffer body 5, fixed tray 7 buckle closure is in inertia disk 6, fixed tray 7 is fixed inertia disk 6 on the second buffer body 5 outside spider 4, thus spider 4 along with interior take turns 1 rotate time, vibration damping is carried out to the flexure vibrations of bent axle 9.Preferably, the second buffer body 5 is rubber body, and it also can have the material of buffer shock-absorbing effect for other.The utility model realizes combined vibration-damping by front damping assembly and rear damping assembly, effectively to improve the effectiveness in vibration suppression to bent axle 9.
Further, the second buffer body 5 is in circular, and the inwall of the second buffer body 5 is arranged with annular groove, and namely the second buffer body 5 cross section vertically takes the shape of the letter U shape, and the second buffer body 5 is sheathed on spider 4 by annular groove.Preferably, the second buffer body 5 is combined by point buffer body 51 of two axial cross sections in " 7 " shape, thus conveniently the second buffer body 5 is sheathed on spider 4, and it is easy for installation.Further preferably, the axial cross section of inertia disk 6 is in " 7 " shape, and the axial cross section of fixed tray 7 is also in " 7 " shape, the diapire of inertia disk 6 is fitted on the diapire of point buffer body 51 being positioned at front side, and the sidewall of inertia disk 6 is fitted on the sidewall of two points of buffer bodies 51.The diapire of fixed tray 7 is fitted on the diapire of point buffer body 51 being positioned at rear side, and the sidewall of fixed tray 7 is fitted on the sidewall of inertia disk 6.Inertia disk 6 is fitted by diapire and sidewall and the second buffer body 5, and the diapire of fixed tray 7 is also fitted in the second buffer body 5, thus can increase active area, to improve effectiveness in vibration suppression of the present utility model further.
The aforementioned description to concrete exemplary of the present utility model is to illustrate and the object of illustration.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present utility model and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present utility model and various different selection and change.Scope of the present utility model is intended to limited by claims and equivalents thereof.
Claims (6)
1. a bent axle vibration damping equipment, it comprises:
Front damping assembly, it comprises:
Inside take turns, its fixed cover is located at the front end of bent axle; And
Foreign steamer, its be sheathed on described interior take turns outside, and this foreign steamer and described interior take turns between be folded with the first buffer body;
It is characterized in that, this bent axle vibration damping equipment also comprises rear damping assembly, and it comprises:
Spider, its fixed cover is located at described interior rear side of taking turns;
Second buffer body, it is sheathed on described spider;
Inertia disk, its buckle closure is on described second buffer body; And
Fixed tray, its buckle closure is in described inertia disk.
2. bent axle vibration damping equipment according to claim 1, is characterized in that, described first buffer body and the second buffer body are rubber body.
3. bent axle vibration damping equipment according to claim 1, is characterized in that, described inertia disk and described interior take turns between inlay card have straight pin.
4. bent axle vibration damping equipment according to claim 1, is characterized in that, described second buffer body is circular, and the inwall of this second buffer body is arranged with annular groove; This second buffer body is sheathed on described spider by described annular groove.
5. bent axle vibration damping equipment according to claim 4, is characterized in that, described second buffer body is combined by point buffer body of two axial cross sections in " 7 " shape.
6. bent axle vibration damping equipment according to claim 5, is characterized in that, the axial cross section of described inertia disk is in " 7 " shape, and the axial cross section of described fixed tray is also in " 7 " shape; The diapire of described inertia disk is fitted on the diapire of the described point of buffer body being positioned at front side, and the sidewall of described inertia disk is fitted on the sidewall of described two points of buffer bodies; The diapire of described fixed tray is fitted on the diapire of the described point of buffer body being positioned at rear side, and the sidewall of described fixed tray is fitted on the sidewall of described inertia disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804193.6U CN205001440U (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520804193.6U CN205001440U (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205001440U true CN205001440U (en) | 2016-01-27 |
Family
ID=55158328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520804193.6U Active CN205001440U (en) | 2015-10-15 | 2015-10-15 | Bent axle vibration damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205001440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179592A (en) * | 2015-10-15 | 2015-12-23 | 广西玉柴机器股份有限公司 | Crankshaft damping device |
-
2015
- 2015-10-15 CN CN201520804193.6U patent/CN205001440U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179592A (en) * | 2015-10-15 | 2015-12-23 | 广西玉柴机器股份有限公司 | Crankshaft damping device |
| CN105179592B (en) * | 2015-10-15 | 2017-10-31 | 广西玉柴机器股份有限公司 | Bent axle vibration absorber |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |